Home / 173,965.26-260,998.47-72,811.04

Finding the Fourth Proportional to 173,965.26, 260,998.47 and 72,811.04

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Solution

The fourth proportional to 173,965.26, 260,998.47 and 72,811.04 is: 109,237.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,965.26 : 260,998.47 = 72,811.04 : x
  2. Step 2: Convert to fraction form
    173,965.26/260,998.47 = 72,811.04/x
  3. Step 3: Cross multiply
    173,965.26x = 260,998.47 × 72,811.04
  4. Step 4: Simplify right side
    173,965.26x = 19,003,570,039.11
  5. Step 5: Solve for x
    x = 19,003,570,039.11/173,965.26
  6. Step 6: Final answer
    x = 109,237.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.